Contributes to the maintenance of normal bones & muscle function Coated caplets Suitable for vegetarians Calcium and Vitamin D3 tablets are formulated to help maintain normal bones for people of all ages, in order to support optimal bone health throughout your lifetime. They work by providing your body with an excellent source of Calcium and Vitamin D. Calcium contributes to normal energy yielding metabolism and neurotransmission, as well as having a role in the process of cell division. Vitamin D contributes to the normal absorption and utilisation of Calcium.